Bio Botox gel to Combat Wrinkles! The secret behind the 52 year old Michelle Obama’s youthful look has been revealed by her make-up artist Carl Ray, and her fresh face is apparently thanks to a tip from Kate Middleton, the Duchess of Cambridge. She said Kate recommended the £43 Biotulin Supreme Skin Gel to Michelle which is a non-injectable ‘organic Botox’. This organic gel is said to reduce muscle contractions in a similar manner to Botox.